SOLUTION: what is the area of an octagon which has sides 2m in length?

Question 293409: what is the area of an octagon which has sides 2m in length?

Found 2 solutions by Alan3354, rjeeva:
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
The area of any regular polygon of n sides of length s is:

= 8*4/4 * cot(22.5�)
=
=~ 19.313 sq meters

Answer by rjeeva(3) (Show Source): You can put this solution on YOUR website!
Ans: 19.313
sol:
a=2m
Given the span S: S=2.414*a
S=2.414*2=4.828m
therefore, A=19.313
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